Android Studio運行提示Error:Execution failed for task ':app:buildInfoDebugLoader'

運行提示錯誤：

Error:Execution failed for task ':app:buildInfoDebugLoader'.

> Exception while doing past iteration backup : Source E:\My\Android\Project\QQ_Online\app\build\intermediates\builds\debug\4520597117591\classes.dex and destination E:\My\Android\Project\QQ_Online\app\build\intermediates\builds\debug\4520597117591\classes.dex must be different

解決方法：

刪除Module下的build文件夾。